Drawing Ellipses

Drawing Ellipses

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draw_ellipse 

 

To create an ellipse in your diagram, follow these steps:

  1. Click the Ellipse icon icon_ellipse  in the Draw toolbox or select Ellipse from the Draw menu.
  2. Move the cursor point cursor  in the drawing window to the position of one focal point.  Click to place the  first focus point.  Move the cursor and click again to place the second focal point.
  3. Then move the cursor to open the ellipse to the desired shape and click the mouse a third time.

ellipse making1 ellipse making2 

The ellipse will appear with three labeled points, the two foci and a point on the ellipse.

The Ellipse tool is a modal command.  You can continue making ellipses until you choose the select arrow or another drawing tool.

Ellipses can be filled with the color / transparency level of your choice. See the Edit /Preferences menu, Geometry tab, Conic properties group to set the default.  To change the color / transparency level of selected ellipses, select the ellipse(s), right-click, and select All Properties from the selection context menu (or Edit / Properties from the menu bar).